What is the cause of refraction?

Q: What is diffraction?

A: Given:  diffraction

Q: What are the two laws and examples of refraction of light?

A: The two laws followed by a beam of light traversing through two media are: The incident ray…

Q: When does light not refract upon entering a different medium?

A: refraction of light

Q: What is the relationship between the angle of incidence and angle of refraction?

A:

Q: Does light travel faster through the lower atmosphere or through the upper atmosphere?

A: Given:   Light travelling in a medium

Q: Defibe refraction

A: Refraction is the bending of light as it passes from one transparent medium into another medium.…

Q: What is the difference between reflection and refraction?

A: Difference between Reflection and refraction is given below :

Q: What is law of reflection?

A: According to the law of reflection, the angle of incidence is equal to the angle of refraction when…

Q: Is a mirage the result of reflection or refraction?

A:

Q: Draw the shape of the wavefront coming out of a convex lens when a plane wave is incident on it.

A: When the plane wave passes through convex lens, the shape occurs in converging form is spherical.…

Q: Give 1 application of Interference and Diffraction of Light

A: Diffraction & Interference of Light  Defination:- When a light wave  travelling in straight path…

Q: What do the electrons affected by illumination do when they are made to vibrate with greater energy?

A: When electrons of anatomare illuminated with incident photon energy, They begin to oscillate. If…

Q: By what factor does the wavelength of light change when it passes from air to ice?

A:

Q: What is the color of visible light of the lowest frequencies? Of the highest frequencies?

A: Given:  visible light

Q: 4. Compared to the period of a wave of red light the period of a wave of green light is (1) less (2)…

A:

Q: what are the three laws of refraction?

A: Given: what are the three laws of refraction

Q: Light moving from a high index of refraction to a lower index bends TOWARD the normal. true or false

A: Let, the higher index of refraction be denoted as 'n1' , lower refractive index be denoted as 'n1' ,…

Q: Sound waves can diffract through do without having to be directly in front

A: Givenf=240 Hzv=343 m/s

Q: Why do longer wavelengths experience more diffraction than smaller wavelengths?

A: When light bends when it passes across a border between two different mediums, each with a different…

Q: What is meant by phase, phase change, and interference in case of light ray?

A:

Q: Distinguish between specular and diffuse reflection

A: During specular reflection, the reflected ray*s will be parallel if the incident rays are. The…

Q: What type of wave is light?

A: The light wave is transverse in nature.

Q: Give two practical applications of reflection of sound waves.

A: (1) Reflection of sound is used to measure the distance and speed of underwater objects. This method…

Q: What is the principle of constancy of light?

A: Principle of constancy of light speed was formulated by Albert Einstein motivated by the result of…

Q: What is refraction? kindly answer it on your own understanding.

A: Answer:-  Refraction:- The change in direction of a wave passing from one medium to another medium…

Q: How rainbow is formed?

A:

Q: What is refraction?

A: What is refraction?

Q: Give some Applications of reflection of sound waves

A: Following are the practical applications of reflection of sound waves are : Reflection of sound is…

Q: The index of refraction of glass is 1.52, and of acrylic is 1.49. This tells you that the…

A: Refractive index of acrylic is less than that of glass.

Q: Will any light leave the top surface of the prism?

A:

Q: What is the visible result of refraction?

A: Refraction: It is the bending of light as it passes from one transparent substance into another.…

Q: This is refraction of snaills law (refraction through a glass/perspex block)

A: Write the relation between i and r.

Q: What is Atmospheric Refraction?

A: The refraction of light by the Earth’s atmosphere is known as atmospheric refraction. Atmospheric…

Q: Waves don’t overlap in the image of a pinhole camera. Does this feature contribute to sharpness or…

A: If the pinhole in a pinhole camera is large, the rays will overlap on the image screen because of…

Q: Refraction changes the of water) of a wave. (think about light entering a bucket O neither speed or…

A: When  а  wаve  trаvels  frоm  оne  medium  tо  аnоther  medium,  the  wave  сhаnges  its  direсtiоn…

Q: Differentiate between a ray and a wave front.

A:

Q: Why is the index of refraction always greater than or equal to 1?

A: Refractive index of medium is the ratio of speed of light in vacuum to speed of light in a medium.…

Q: What is the sequence of colors when white light passes through prism?

A: The refraction of colors depends on the frequency it possesses because the refractive indices are…

Q: When does a light beam have only a single frequency?

A: A light beam can never have only one frequency even a photon never has only one frequency. These…

Q: What is irregular reflection?

A: Given;   Define irregular reflection.   Given an example of it.

Q: What produces iridescence?

A: Iridescence is caused by the interference of light waves.

Q: Does the speed of light in glass depend on wavelength?

A: The speed of light in glass medium depends on wavelength.

Q: What is Polarization of light?

A: Polarization is defined as the property of electromagnetic radiations where the relationship between…

Q: Blue skies and red sunsets are due to _______________. a. Mie scattering b. Rayleigh scattering c.…

A:

Dispersion of White Light

Snell’s law is a formula that gives a relation between the angle of incidence and angle of refraction and is given as: